[doris] branch master updated: [Enhancement] check vm.max_map_count before starting (#11052)

[zo...@apache.org]

This is an automated email from the ASF dual-hosted git repository.

zouxinyi pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/doris.git


The following commit(s) were added to refs/heads/master by this push:
     new 08ebef2992 [Enhancement] check vm.max_map_count before starting (#11052)
08ebef2992 is described below

commit 08ebef2992a5afeef7587392d44093045e31ea6a
Author: Yongqiang YANG <98...@users.noreply.github.com>
AuthorDate: Thu Jul 21 21:16:48 2022 +0800

    [Enhancement] check vm.max_map_count before starting (#11052)
    
    When vectorized engine is enabled, doris uses much more vmas than before,
    and it leads to core dump due to memory allocation failure.
---
 bin/start_be.sh | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/bin/start_be.sh b/bin/start_be.sh
index 551a12e5c0..4944230252 100755
--- a/bin/start_be.sh
+++ b/bin/start_be.sh
@@ -58,6 +58,12 @@ export DORIS_HOME=$(
     pwd
 )
 
+MAX_MAP_COUNT=`sysctl -n vm.max_map_count`
+if [ $MAX_MAP_COUNT -lt 2000000 ]; then
+    echo "Please set vm.max_map_count to be 2000000. sysctl -w vm.max_map_count=2000000"
+    exit 1
+fi
+
 # add libs to CLASSPATH
 for f in $DORIS_HOME/lib/*.jar; do
   if [ ! -n "${DORIS_JNI_CLASSPATH_PARAMETER}" ]; then


---------------------------------------------------------------------
To unsubscribe, e-mail: commits-unsubscribe@doris.apache.org
For additional commands, e-mail: commits-help@doris.apache.org